Table 1 Characteristics of each mineral considered.
A. Chemical formula of each mineral | |||
|---|---|---|---|
Mineral | Origin | Provider | Chemical formula |
Biotite | Bancroft, Canada | Association des géologues, Canada | (Si3Al1) (Fe3+ 0.12Fe2+ 0.61Mg2.06Mn0.02Ti0.13) K0.88Na0.06O10 (OH0.98F1.02) |
Apatite | Brasil | Krantz (Rheinisches Mineralien-Konor), Germany | Ca9.52Na0.08Ce0.04Fe0.01Mg0.01Sr0.01P5.90O23.62F1.57OH0.81 |
Olivine | Madagascar | Compagnie de Madagascar, France | (Mg1.82Fe2+0.19)(Si0.99O4) |
Hematite | Brasil | LP Minerais do Brasil Itda.,Brasil | Fe2O3 |
Garnet | Brasil | LP Minerais do Brasil Itda.,Brasil | Al1.96Mg1.82Fe2+1.85Mn0.80(Si3.01O12) |
B. Major elemental composition of each mineral (in g/kg) | ||||||||||
|---|---|---|---|---|---|---|---|---|---|---|
Chemical composition | ||||||||||
SiO2 | Al2O3 | Fe2O3 | FeO | MnO | MgO | CaO | Na2O | K2O | P2O5 | |
Biotite | 410.1 | 109.0 | 22.1 | 100.5 | 2.7 | 189.0 | 0.00 | 4.1 | 94.6 | 0.00 |
Olivine | 404.1 | 0.00 | / | 91.0 | 1.2 | 496.7 | 0.8 | / | / | / |
Garnet | 374.5 | 206.3 | 0.00 | 275.5 | 117.1 | 24.5 | 6.4 | / | / | 2.0 |
Hematite | 1.8 | 1.6 | 993.0 | / | 0.4 | 1.0 | / | / | / | / |
Apatite | 8.1 | 1.0 | 1.0 | / | 0.3 | 0.2 | 526.4 | 2.3 | 0.00 | 412.6 |
